package wpdf

import (
	"testing"
)

func TestPDFCellOptBuilders(t *testing.T) {
	opt := NewPDFCellOpt().
		Width(100).
		Height(20).
		Border(BorderFull).
		LnPos(BreakToRight).
		Align(AlignHorzCenter).
		FillBackground(true).
		Link(5).
		LinkStr("https://example.com").
		Font(FontTimes, Bold, 14).
		LnAfter(2).
		X(15).
		AutoWidth().
		AutoWidthPaddingX(3).
		TextColor(1, 2, 3).
		BorderColor(4, 5, 6).
		FillColor(7, 8, 9).
		Alpha(0.5, BlendMultiply).
		Debug(true)

	if opt.width == nil || *opt.width != 100 {
		t.Error("width not set")
	}
	if opt.height == nil || *opt.height != 20 {
		t.Error("height not set")
	}
	if opt.border == nil || *opt.border != BorderFull {
		t.Error("border not set")
	}
	if opt.ln == nil || *opt.ln != BreakToRight {
		t.Error("ln not set")
	}
	if opt.align == nil || *opt.align != AlignHorzCenter {
		t.Error("align not set")
	}
	if opt.fill == nil || *opt.fill != true {
		t.Error("fill not set")
	}
	if opt.link == nil || *opt.link != 5 {
		t.Error("link not set")
	}
	if opt.linkStr == nil || *opt.linkStr != "https://example.com" {
		t.Error("linkStr not set")
	}
	if opt.fontNameOverride == nil || *opt.fontNameOverride != FontTimes {
		t.Error("fontNameOverride not set")
	}
	if opt.fontStyleOverride == nil || *opt.fontStyleOverride != Bold {
		t.Error("fontStyleOverride not set")
	}
	if opt.fontSizeOverride == nil || *opt.fontSizeOverride != 14 {
		t.Error("fontSizeOverride not set")
	}
	if opt.extraLn == nil || *opt.extraLn != 2 {
		t.Error("extraLn not set")
	}
	if opt.x == nil || *opt.x != 15 {
		t.Error("x not set")
	}
	if opt.autoWidth == nil || *opt.autoWidth != true {
		t.Error("autoWidth not set")
	}
	if opt.autoWidthPaddingX == nil || *opt.autoWidthPaddingX != 3 {
		t.Error("autoWidthPaddingX not set")
	}
	if opt.textColor == nil || *opt.textColor != (PDFColor{R: 1, G: 2, B: 3}) {
		t.Error("textColor not set")
	}
	if opt.borderColor == nil || *opt.borderColor != (PDFColor{R: 4, G: 5, B: 6}) {
		t.Error("borderColor not set")
	}
	if opt.fillColor == nil || *opt.fillColor != (PDFColor{R: 7, G: 8, B: 9}) {
		t.Error("fillColor not set")
	}
	if opt.alphaOverride == nil || opt.alphaOverride.V1 != 0.5 || opt.alphaOverride.V2 != BlendMultiply {
		t.Error("alphaOverride not set")
	}
	if opt.debug == nil || *opt.debug != true {
		t.Error("debug not set")
	}
}

func TestPDFCellOptHexColors(t *testing.T) {
	opt := NewPDFCellOpt().
		TextColorHex(0xFF0000).
		BorderColorHex(0x00FF00).
		FillColorHex(0x0000FF)

	if *opt.textColor != (PDFColor{R: 0xFF, G: 0, B: 0}) {
		t.Errorf("textColorHex got %+v", opt.textColor)
	}
	if *opt.borderColor != (PDFColor{R: 0, G: 0xFF, B: 0}) {
		t.Errorf("borderColorHex got %+v", opt.borderColor)
	}
	if *opt.fillColor != (PDFColor{R: 0, G: 0, B: 0xFF}) {
		t.Errorf("fillColorHex got %+v", opt.fillColor)
	}
}

func TestPDFCellOptBoldItalic(t *testing.T) {
	opt := NewPDFCellOpt().Bold()
	if opt.fontStyleOverride == nil || *opt.fontStyleOverride != Bold {
		t.Error("Bold() should set fontStyleOverride to Bold")
	}

	opt2 := NewPDFCellOpt().Italic()
	if opt2.fontStyleOverride == nil || *opt2.fontStyleOverride != Italic {
		t.Error("Italic() should set fontStyleOverride to Italic")
	}
}

func TestPDFCellOptIndividualFontSetters(t *testing.T) {
	opt := NewPDFCellOpt().FontName(FontCourier).FontStyle(Italic).FontSize(11)
	if *opt.fontNameOverride != FontCourier {
		t.Error("FontName")
	}
	if *opt.fontStyleOverride != Italic {
		t.Error("FontStyle")
	}
	if *opt.fontSizeOverride != 11 {
		t.Error("FontSize")
	}
}

func TestPDFCellOptCopy(t *testing.T) {
	orig := NewPDFCellOpt().Width(50).Height(10)
	cp := orig.Copy()

	if cp == orig {
		t.Error("Copy() returned same pointer")
	}
	if *cp.width != 50 || *cp.height != 10 {
		t.Error("copied opt does not match original")
	}

	cp.Width(99)
	if *orig.width != 50 {
		t.Errorf("modifying copy affected original: orig.width=%v", *orig.width)
	}
}

func TestPDFCellOptToMulti(t *testing.T) {
	cell := NewPDFCellOpt().
		Width(100).
		Height(20).
		Border(BorderTop).
		Align(AlignRight).
		FillBackground(true).
		Font(FontTimes, Bold, 14).
		LnAfter(3).
		X(5).
		TextColor(1, 2, 3).
		BorderColor(4, 5, 6).
		FillColor(7, 8, 9)

	multi := cell.ToMulti()

	if multi == nil {
		t.Fatal("ToMulti returned nil")
	}
	if *multi.width != 100 {
		t.Error("width not transferred")
	}
	if *multi.height != 20 {
		t.Error("height not transferred")
	}
	if *multi.border != BorderTop {
		t.Error("border not transferred")
	}
	if *multi.align != AlignRight {
		t.Error("align not transferred")
	}
	if !*multi.fill {
		t.Error("fill not transferred")
	}
	if *multi.fontNameOverride != FontTimes {
		t.Error("fontName not transferred")
	}
	if *multi.fontStyleOverride != Bold {
		t.Error("fontStyle not transferred")
	}
	if *multi.fontSizeOverride != 14 {
		t.Error("fontSize not transferred")
	}
	if *multi.extraLn != 3 {
		t.Error("extraLn not transferred")
	}
	if *multi.x != 5 {
		t.Error("x not transferred")
	}
	if *multi.textColor != (PDFColor{R: 1, G: 2, B: 3}) {
		t.Error("textColor not transferred")
	}
	if *multi.borderColor != (PDFColor{R: 4, G: 5, B: 6}) {
		t.Error("borderColor not transferred")
	}
	if *multi.fillColor != (PDFColor{R: 7, G: 8, B: 9}) {
		t.Error("fillColor not transferred")
	}
}

func TestPDFMultiCellOptBuilders(t *testing.T) {
	opt := NewPDFMultiCellOpt().
		Width(80).
		Height(10).
		Border(BorderFull).
		Align(AlignLeft).
		FillBackground(true).
		Font(FontTimes, Italic, 11).
		LnAfter(1).
		X(5).
		TextColor(10, 20, 30).
		BorderColor(40, 50, 60).
		FillColor(70, 80, 90).
		Alpha(0.7, BlendScreen).
		Debug(true)

	if *opt.width != 80 || *opt.height != 10 || *opt.border != BorderFull {
		t.Error("base opts not set")
	}
	if *opt.align != AlignLeft || !*opt.fill {
		t.Error("align/fill not set")
	}
	if *opt.fontNameOverride != FontTimes || *opt.fontStyleOverride != Italic || *opt.fontSizeOverride != 11 {
		t.Error("font not set")
	}
	if *opt.extraLn != 1 || *opt.x != 5 {
		t.Error("layout opts not set")
	}
	if *opt.textColor != (PDFColor{R: 10, G: 20, B: 30}) {
		t.Error("textColor not set")
	}
	if *opt.borderColor != (PDFColor{R: 40, G: 50, B: 60}) {
		t.Error("borderColor not set")
	}
	if *opt.fillColor != (PDFColor{R: 70, G: 80, B: 90}) {
		t.Error("fillColor not set")
	}
	if opt.alphaOverride.V1 != 0.7 || opt.alphaOverride.V2 != BlendScreen {
		t.Error("alpha not set")
	}
	if !*opt.debug {
		t.Error("debug not set")
	}
}

func TestPDFMultiCellOptHexColors(t *testing.T) {
	opt := NewPDFMultiCellOpt().
		TextColorHex(0xAABBCC).
		BorderColorHex(0x112233).
		FillColorHex(0x445566)

	if *opt.textColor != (PDFColor{R: 0xAA, G: 0xBB, B: 0xCC}) {
		t.Error("textColorHex")
	}
	if *opt.borderColor != (PDFColor{R: 0x11, G: 0x22, B: 0x33}) {
		t.Error("borderColorHex")
	}
	if *opt.fillColor != (PDFColor{R: 0x44, G: 0x55, B: 0x66}) {
		t.Error("fillColorHex")
	}
}

func TestPDFMultiCellOptBoldItalic(t *testing.T) {
	if *NewPDFMultiCellOpt().Bold().fontStyleOverride != Bold {
		t.Error("MultiCell Bold")
	}
	if *NewPDFMultiCellOpt().Italic().fontStyleOverride != Italic {
		t.Error("MultiCell Italic")
	}
}

func TestPDFMultiCellOptIndividualFontSetters(t *testing.T) {
	opt := NewPDFMultiCellOpt().FontName(FontCourier).FontStyle(Bold).FontSize(11)
	if *opt.fontNameOverride != FontCourier {
		t.Error("FontName")
	}
	if *opt.fontStyleOverride != Bold {
		t.Error("FontStyle")
	}
	if *opt.fontSizeOverride != 11 {
		t.Error("FontSize")
	}
}

func TestPDFMultiCellOptCopy(t *testing.T) {
	orig := NewPDFMultiCellOpt().Width(50)
	cp := orig.Copy()
	if cp == orig {
		t.Error("Copy() returned same pointer")
	}
	cp.Width(99)
	if *orig.width != 50 {
		t.Error("modifying copy affected original")
	}
}

func TestPDFRectOptBuilders(t *testing.T) {
	opt := NewPDFRectOpt().
		X(5).Y(6).
		LineWidth(0.3).
		DrawColor(10, 20, 30).
		FillColor(40, 50, 60).
		Alpha(0.4, BlendOverlay).
		Rounded(2).
		Debug(true)

	if *opt.x != 5 || *opt.y != 6 {
		t.Error("x/y not set")
	}
	if *opt.lineWidth != 0.3 {
		t.Error("lineWidth not set")
	}
	if *opt.drawColor != (PDFColor{R: 10, G: 20, B: 30}) {
		t.Error("drawColor not set")
	}
	if *opt.fillColor != (PDFColor{R: 40, G: 50, B: 60}) {
		t.Error("fillColor not set")
	}
	if opt.alpha.V1 != 0.4 || opt.alpha.V2 != BlendOverlay {
		t.Error("alpha not set")
	}
	if *opt.radiusTL != 2 || *opt.radiusTR != 2 || *opt.radiusBL != 2 || *opt.radiusBR != 2 {
		t.Error("Rounded did not set all four corners")
	}
	if !*opt.debug {
		t.Error("debug not set")
	}
}

func TestPDFRectOptIndividualRadii(t *testing.T) {
	opt := NewPDFRectOpt().RadiusTL(1).RadiusTR(2).RadiusBR(3).RadiusBL(4)

	if *opt.radiusTL != 1 || *opt.radiusTR != 2 || *opt.radiusBR != 3 || *opt.radiusBL != 4 {
		t.Errorf("individual radii not set: TL=%v TR=%v BR=%v BL=%v",
			*opt.radiusTL, *opt.radiusTR, *opt.radiusBR, *opt.radiusBL)
	}
}

func TestPDFRectOptHexColors(t *testing.T) {
	opt := NewPDFRectOpt().DrawColorHex(0xABCDEF).FillColorHex(0x123456)
	if *opt.drawColor != (PDFColor{R: 0xAB, G: 0xCD, B: 0xEF}) {
		t.Error("drawColorHex")
	}
	if *opt.fillColor != (PDFColor{R: 0x12, G: 0x34, B: 0x56}) {
		t.Error("fillColorHex")
	}
}

func TestPDFLineOptBuilders(t *testing.T) {
	opt := NewPDFLineOpt().
		LineWidth(0.5).
		DrawColor(10, 20, 30).
		Alpha(0.3, BlendDarken).
		CapButt().
		Debug(true)

	if *opt.lineWidth != 0.5 {
		t.Error("lineWidth not set")
	}
	if *opt.drawColor != (PDFColor{R: 10, G: 20, B: 30}) {
		t.Error("drawColor not set")
	}
	if opt.alpha.V1 != 0.3 || opt.alpha.V2 != BlendDarken {
		t.Error("alpha not set")
	}
	if *opt.capStyle != CapButt {
		t.Error("capStyle CapButt not set")
	}
	if !*opt.debug {
		t.Error("debug not set")
	}
}

func TestPDFLineOptCapStyles(t *testing.T) {
	if *NewPDFLineOpt().CapButt().capStyle != CapButt {
		t.Error("CapButt")
	}
	if *NewPDFLineOpt().CapRound().capStyle != CapRound {
		t.Error("CapRound")
	}
	if *NewPDFLineOpt().CapSquare().capStyle != CapSquare {
		t.Error("CapSquare")
	}
}

func TestPDFLineOptHexColor(t *testing.T) {
	opt := NewPDFLineOpt().DrawColorHex(0xFEDCBA)
	if *opt.drawColor != (PDFColor{R: 0xFE, G: 0xDC, B: 0xBA}) {
		t.Error("drawColorHex")
	}
}

func TestPDFImageRegisterOptBuilders(t *testing.T) {
	opt := NewPDFImageRegisterOpt().
		ImageType("PNG").
		ReadDpi(true).
		AllowNegativePosition(true).
		Name("custom_name")

	if *opt.imageType != "PNG" {
		t.Error("imageType not set")
	}
	if !*opt.readDpi {
		t.Error("readDpi not set")
	}
	if !*opt.allowNegativePosition {
		t.Error("allowNegativePosition not set")
	}
	if *opt.name != "custom_name" {
		t.Error("name not set")
	}
}

func TestPDFImageOptBuilders(t *testing.T) {
	opt := NewPDFImageOpt().
		X(1).Y(2).Width(30).Height(40).
		Flow(false).
		Link(7).LinkStr("foo").
		ImageType("PNG").
		ReadDpi(true).
		AllowNegativePosition(true).
		Crop(0.1, 0.2, 0.3, 0.4).
		Alpha(0.6, BlendMultiply).
		Debug(true)

	if *opt.x != 1 || *opt.y != 2 || *opt.width != 30 || *opt.height != 40 {
		t.Error("position/size not set")
	}
	if *opt.flow != false {
		t.Error("flow not set")
	}
	if *opt.link != 7 || *opt.linkStr != "foo" {
		t.Error("link not set")
	}
	if *opt.imageType != "PNG" || !*opt.readDpi || !*opt.allowNegativePosition {
		t.Error("image options not set")
	}
	if opt.crop == nil || opt.crop.CropX != 0.1 || opt.crop.CropY != 0.2 || opt.crop.CropWidth != 0.3 || opt.crop.CropHeight != 0.4 {
		t.Errorf("crop not set: %+v", opt.crop)
	}
	if opt.alphaOverride.V1 != 0.6 || opt.alphaOverride.V2 != BlendMultiply {
		t.Error("alpha not set")
	}
	if !*opt.debug {
		t.Error("debug not set")
	}
}